About the Authors
Laboratory of Neurogenetics and Behavior, The Rockefeller University, New York, New York, United States of America
Howard Hughes Medical Institute, The Rockefeller University, New York, New York, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: JL LBV. Performed the experiments: JL. Analyzed the data: JL. Contributed reagents/materials/analysis tools: JL LLB. Wrote the paper: JL LBV. Developed the fluorescence quantification technique used in Figure 7: LLB.